Home / 93,171.04-128,597.60-55,466.88

Finding the Fourth Proportional to 93,171.04, 128,597.60 and 55,466.88

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Solution

The fourth proportional to 93,171.04, 128,597.60 and 55,466.88 is: 76,557.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,171.04 : 128,597.60 = 55,466.88 : x
  2. Step 2: Convert to fraction form
    93,171.04/128,597.60 = 55,466.88/x
  3. Step 3: Cross multiply
    93,171.04x = 128,597.60 × 55,466.88
  4. Step 4: Simplify right side
    93,171.04x = 7,132,907,647.49
  5. Step 5: Solve for x
    x = 7,132,907,647.49/93,171.04
  6. Step 6: Final answer
    x = 76,557.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.